LOCK_MAY_READ
Section: (9)
Updated: 14 August 2003
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NAME
lock_may_read - checks that the region is free of locks
SYNOPSIS
int lock_may_read (struct inode * inode, loff_t start, unsigned long len);
ARGUMENTS
- inode
-
the inode that is being read
- start
-
the first byte to read
- len
-
the number of bytes to read
DESCRIPTION
Emulates Windows locking requirements. Whole-file
mandatory locks (share modes) can prohibit a read and
byte-range POSIX locks can prohibit a read if they overlap.
N.B. this function is only ever called
from knfsd and ownership of locks is never checked.
ABOUT THIS DOCUMENT
This documentation was generated with kernel version 2.6.0.
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
- ABOUT THIS DOCUMENT
-
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Time: 23:19:24 GMT, August 13, 2003